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Sebastien Bonneau, Partner

Sebastien Bonneau


Partner – Co-Leader - Data Centre and Digital Infrastructure


English, French, Spanish

Practice areas

  • Corporate
  • Data centers
  • Mergers and acquisitions
  • Private equity
  • Real estate
  • Technology, Media and Telecoms

Practice notes

Sebastien’s experience significantly bolsters Eversheds Sutherland’s capability to advise clients in the fast growing data centre and digital infrastructure sub-sectors. With a focus on M&A and Private Equity matters, he adds a further layer of knowledge to the group, working as co-team leader to grow Eversheds Sutherland’s Digital Infrastructure practice which is one of the world’s few specialist teams in this area.

For over 20 years, Sebastien has built a formidable transactional practice, advising on international M&A, private equity and joint-venture transactions with particular focus across data centres, digital infrastructure and TMT.

Sebastien qualified in 2001 with CMS, before joining Winston & Strawn in 2006. In 2012, he founded AYNFG, an independent legal practice in Paris, with also a presence in the UK, US and Hong Kong. Sebastien is tri-lingual, speaking English, French and Spanish. He is a Solicitor of England and Wales, having originally qualified in France, and is based in Eversheds Sutherland’s London office.

Sebastien’s core industry expertise includes data centres, real estate, health care, tech start-ups, energy and media. He advised:

  • Data Centres: major data centre industry owners and operators with the commercialization of sites across Europe
  • Real Estate: first tier financial institutions in the sale of real estate assets portfolios of value ranging from 100M€ to 300M€; multiple lease negotiations
  • Health Care: investment funds and industry key players in the structuring and implementation of build-ups across Europe
  • Start-Ups: on hundreds of matters dealing with seed, Series A and B rounds, sale and purchase, financing, joint ventures and corporate venturing, acceleration, innovation and other commercial contracts, including for tech start-ups, across Europe and the US
  • Energy: first tier industrial groups in multi-hundred million M&A, JV, PPP and IPO deals in Europe, Australia and South America
  • Media: first tier global companies in their expansion across the US and Western Africa

Education and Qualifications

  • Admitted as Solicitor (England and Wales), 2022
  • Babson F.W. Olin Graduate School of Business, Innovative Management and Entrepreneurial Leadership, 2012
  • HEC Paris, Executive MBA, 2011-2012
  • Admitted as Avocat au barreau de Paris (France), 2001
  • University of Paris V, Masters of Laws (Hons), European Business Law, 1999-2000
  • University of Pantheon-Sorbonne, Masters of Laws, Business Law, 1998-1999
  • University of Pantheon-Sorbonne, Bachelor of Laws and Political Science, 1995-1998

Awards and Rankings

  • Pro Bono Award, Paris Bar, 2021
  • ‘Recommended’ or ‘Highly Recommended’ in M&A and Corporate Venture (2019, 2020, 2021), Leaders League’ Legal Awards
  • ‘Rising Team’ in 2017 and ‘Rising Star’ in 2013, Leaders League’ Legal Awards